2298981893489 has 2 divisors, whose sum is σ = 2298981893490. Its totient is φ = 2298981893488.

The previous prime is 2298981893401. The next prime is 2298981893491. The reversal of 2298981893489 is 9843981898922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2298665338225 + 316555264 = 1516135^2 + 17792^2 .

It is a cyclic number.

It is not a de Polignac number, because 2298981893489 - 2¹⁶ = 2298981827953 is a prime.

Together with 2298981893491, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2298981896489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1149490946744 + 1149490946745.

It is an arithmetic number, because the mean of its divisors is an integer number (1149490946745).

Almost surely, 2^{2298981893489} is an apocalyptic number.

It is an amenable number.

2298981893489 is a deficient number, since it is larger than the sum of its proper divisors (1).

2298981893489 is an equidigital number, since it uses as much as digits as its factorization.

2298981893489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1289945088, while the sum is 80.

The spelling of 2298981893489 in words is "two trillion, two hundred ninety-eight billion, nine hundred eighty-one million, eight hundred ninety-three thousand, four hundred eighty-nine".